Hyundai Tucson: Hands Free System / Hands Free Switch Repair procedures

Hyundai Tucson (LM) 2010-2015 Service Manual / Body Electrical System / Hands Free System / Hands Free Switch Repair procedures

Inspection

Check the handsfree remote control switch for resistance between No.4 and No.5 terminals in each switch position.

[Call + Hang Up]

[Voice]

[Call + Hang Up]

Switch	Connector terminal	Resistance (±5%)	Output voltage (±0.16V)
Call	4-5 (Left)	40.91 kx	2.96V
Hang up	4-5 (Left)	18.91 kx	2.64V

[Voice]

Switch	Connector terminal	Resistance (±5%)	Output voltage (±0.22V)
Voice	4-5 (Right)	10.71 kx	2.29V

Removal

1.	Remove the driver airbag module. (Refer to the RT group - "Airbag module")

2.	Remove the steering wheel. (Refer to the ST group - "Steering column and shaft")

3.	Remove the steering wheel rear cover (A) after loosening the screws.

4.	Remove the handsfree remote switch (A) after loosening the screws.

Installation

1.	Install the handsfree remote switch to the steering wheel bezel.

2.	Install the steering wheel and bezel.

Reconnect the handsfree remote control switch connector and airbag connectors.

Make sure that the switch connector is plugged in properly.

4.	Install the driver airbag module.

Hands Free Switch Components and Components Location

Component Location ...

Hands Free Mic Repair procedures

Inspection 1. Disconnect the negative(-) battery terminal. 2. Remove the roof trim. (Refer to the BD group - "Roof trim") 3. Remove the hands free mic (A) after loosening the connector an ...

Other information:

Hyundai Tucson (LM) 2010-2015 Owners Manual: Engine Start/Stop button
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Hyundai Tucson (LM) 2010-2015 Service Manual: Transaxle Control Module (TCM) Schematic Diagrams
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